aparo/pyes — pull request #191 by mouadino (2012-06-23 15:24:09+00:00)
Title: Add support of all_terms to TermFacet.

__All Terms:__

Allow to get all the terms in the terms facet, ones that do not match a hit, will have a count of 0. Note, this should not be used with fields that have many terms.

Source: http://www.elasticsearch.org/guide/reference/api/search/facets/terms-facet.html